Analog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor

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Model NO.
CYX-12
Wiring Type
Four-Wire
Measuring Medium
Liquid
Certification
CE
Customized
Customized
Range
200kpa~100MPa
Trademark
Huatian
Transport Package
Standard Package
Origin
Tianshui, Gansu, China
HS Code
9026209000
Model NO.
CYX-12
Wiring Type
Four-Wire
Measuring Medium
Liquid
Certification
CE
Customized
Customized
Range
200kpa~100MPa
Trademark
Huatian
Transport Package
Standard Package
Origin
Tianshui, Gansu, China
HS Code
9026209000
1 Summary
    CYX12 series oil injection core pressure sensor adopts the international advanced high stability and high precision silicon pressure chip, adopts the sintering base of stress optimization design, and is produced by the process of patch, gold wire bonding, diaphragm welding, high vacuum oil injection, pressure circulation stress relief, high temperature aging, temperature compensation, etc.The product has excellent stability and excellent performance.
    Miniaturization of the overall size of the user to meet the overall small size and design.It is used for pressure detection of compatible media with 316L stainless steel, nitrile rubber or fluororubber.

2 Features
    the measuring range is 0kpa ~ 600kpa100MPa
    it has the form of gauge pressure g, absolute pressure a and sealing gauge pressure s
    constant current power supply
    isolated structure, suitable for a variety of fluid media
    Φ 12.6mm pressure oil injection core
    tantalum film can be customized

Main uses
    industrial process control                                         
    oil well monitoring
    gas and liquid pressure measurement                    
    pressure detection and calibration instrument
    pressure switch and hydraulic system                  
    internet of things for fire protection

Technical index
4.1 Electrical performance
    power supply: ≤ 3.0ma
    electrical connection: 0.2mm2 4-color 100 mm silicone rubber flexible conductor
    common mode voltage output: 50% of current mode input (typical value)
    input impedance: 2.7K Ω ~ 5K Ω
    output impedance: 3.0k Ω ~ 6K Ω
    response time (10% ~ 90%): < 1ms
    insulation resistance: 500M Ω / 100V DC
    allowable overvoltage: 1.5 times of full scale
4.2 Structure performance
    diaphragm material: stainless steel 316L
    shell material: stainless steel 316L
    pin lead: Gold Plated Kovar
    sealing ring: nitrile rubber, fluororubber (optional)
    net weight: about 10g
4.3 Environment condition
    vibration: no change at 10grms, (20-2000) Hz
    constant acceleration: 100g, 11ms
    media compatibility: liquid or gas of 316L and NBR (optional fluororubber)
4.4 Base conditions
    medium temperature: (25 ± 3) ºC
    ambient temperature: (25 ± 3) ºC
    humidity: (50% ± 10%) RH
    environmental pressure: (86 ~ 106) kPa
    power supply: (1.5 ± 0.0015) MA DC
4.5 Standard range sensitivity output and optional pressure form
RangeFull scale
Output (mV)
Typical valuePressure
form
 RangeFull scale
Output (mV)
Typical valueForm of pressure
0~600kPa90~120100G/A0~10MPa180~230200S/A
0~1.0MPa80~120100G/A0~25MPa140~170150S/A
0~1.6MPa125~185150G/A0~40MPa230~280250S/A
0~2.0MPa50~7060G/A0~60MPa100~160130S/A
0~3.5MPa100~120110G/S/A0~100MPa100~150120S/A
0~7.0MPa120~150135S/A    
4.6 Basic parameters
ParametersTypical valueMaximumCompany
Full scale output100250mV
Zero output+ 1+ 2mV
Nonlinearity0.20.5%FS
Hysteresis0.050.08%FS
Repeatability0.050.08%FS
Input / output impedance2.65.0K Omega
Zero temperature drift±0.4±1.0%FS,@25Temperature
Sensitivity temperature drift±0.4±1.0%FS, @25ºC
Long term stability0.20.3%FS / year
Exciting current1.5(the maximum input voltage can be 10V)mA
Insulation resistance 500(100VDC)M Omega
Compensation temperature-10ºC~70ºCTemperature
Working temperature -40~+125Temperature
Storage temperature-40~+125Temperature
Response time≤1MS
Shell and diaphragm material316L stainless steel 
O-ringFluororubber, nitrile rubber, silicone rubber 
Measuring mediumFluids compatible with 316L, nitrile rubber or fluoroelastomer or silicone rubber 
Life (25 ºC)> 1 × 108 pressure cycle (80% FS)second
Filling mediumsilicone oil 
Seal ringΦ 10 × 1.3mm (nitrile or fluorinated rubber note 1) 
Note 1: The temperature resistance range of fluororubber seal ring is - 20 ºC ~ 200 ºC. When the temperature range is lower than - 20 ºC, please select it carefully.

5  Selection structure
5.1 Model selection and outline drawing of core body
SeriesRangeModelOutline drawing
CYX12600kPa~10MPaCYX1201Analog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor
25MPa~100MPaCYX1202 Analog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor
5.2 Selection Guide
Analog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor
 

6 Schematic diagram and wiring mode
Analog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor
 
IN+ (red line) -Supply Positive         IN - (black line) - Supply Negative
S + (yellow line) - Output Positive       S- (blue line) - Output Negative

7 Application Tips
    The "floating" sealing structure of side wall O-ring is recommended for the sealing mode of pressure core body, so as to avoid the compression of front end face and affect the stability of pressure core body.
     Pay attention to protect the front diaphragm and the compensation circuit board at the back end of the pressure core body, so as not to damage the performance of the pressure core body or cause damage to the core body.
    The core cavity of the shell shall be designed with a conical angle, which is easy for core assembly and can prevent the seal ring from being scratched by the right angle.
    During assembly, pay attention to the tolerance fit between the core size and the inner shell of the transmitter shell. It is suggested that the cavity should be processed according to + 0.02 - + 0.05 of the core diameter to achieve the required air tightness.
    During assembly, it should be placed vertically and pressed down evenly to avoid jamming or crushing the compensation plate.
    Do not press the metal diaphragm with hands or hard objects to avoid core damage due to chip deformation or perforation.
    When wiring, the core pin should not be cut too short, the length is generally not less than 5mm, and the welding time is not more than 5 seconds.
    The ventilation pipe at the rear of the g-core should be connected with the atmosphere; water, water vapor or corrosive media are not allowed to enter the reference chamber at the rear of the core.
    Avoid falling and bumping, which will affect the stability of the product.
    If there is any change in the pin lead, the label carried by the core shall prevail.





Analog Type Stainless Steel Huatian Standard Package Gauge Pressure SensorAnalog Type Stainless Steel Huatian Standard Package Gauge Pressure SensorAnalog Type Stainless Steel Huatian Standard Package Gauge Pressure Sensor